diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Support/APInt.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/llvm/lib/Support/APInt.cpp b/llvm/lib/Support/APInt.cpp index 9bb364af279..3f552db7963 100644 --- a/llvm/lib/Support/APInt.cpp +++ b/llvm/lib/Support/APInt.cpp @@ -942,11 +942,8 @@ APInt APInt::trunc(unsigned width) const { APInt APInt::sext(unsigned width) const { assert(width > BitWidth && "Invalid APInt SignExtend request"); - if (width <= APINT_BITS_PER_WORD) { - uint64_t val = VAL << (APINT_BITS_PER_WORD - BitWidth); - val = (int64_t)val >> (width - BitWidth); - return APInt(width, val >> (APINT_BITS_PER_WORD - width)); - } + if (width <= APINT_BITS_PER_WORD) + return APInt(width, SignExtend64(VAL, BitWidth)); APInt Result(getMemory(getNumWords(width)), width); |
